From 4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 9 Apr 2024 15:34:27 +0200 Subject: Adding upstream version 1:2.43.0. Signed-off-by: Daniel Baumann --- repo-settings.c | 122 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 122 insertions(+) create mode 100644 repo-settings.c (limited to 'repo-settings.c') diff --git a/repo-settings.c b/repo-settings.c new file mode 100644 index 0000000..525f69c --- /dev/null +++ b/repo-settings.c @@ -0,0 +1,122 @@ +#include "git-compat-util.h" +#include "config.h" +#include "repository.h" +#include "midx.h" +#include "compat/fsmonitor/fsm-listen.h" + +static void repo_cfg_bool(struct repository *r, const char *key, int *dest, + int def) +{ + if (repo_config_get_bool(r, key, dest)) + *dest = def; +} + +static void repo_cfg_int(struct repository *r, const char *key, int *dest, + int def) +{ + if (repo_config_get_int(r, key, dest)) + *dest = def; +} + +void prepare_repo_settings(struct repository *r) +{ + int experimental; + int value; + const char *strval; + int manyfiles; + + if (!r->gitdir) + BUG("Cannot add settings for uninitialized repository"); + + if (r->settings.initialized++) + return; + + /* Defaults */ + r->settings.index_version = -1; + r->settings.core_untracked_cache = UNTRACKED_CACHE_KEEP; + r->settings.fetch_negotiation_algorithm = FETCH_NEGOTIATION_CONSECUTIVE; + + /* Booleans config or default, cascades to other settings */ + repo_cfg_bool(r, "feature.manyfiles", &manyfiles, 0); + repo_cfg_bool(r, "feature.experimental", &experimental, 0); + + /* Defaults modified by feature.* */ + if (experimental) { + r->settings.fetch_negotiation_algorithm = FETCH_NEGOTIATION_SKIPPING; + r->settings.pack_use_bitmap_boundary_traversal = 1; + } + if (manyfiles) { + r->settings.index_version = 4; + r->settings.index_skip_hash = 1; + r->settings.core_untracked_cache = UNTRACKED_CACHE_WRITE; + } + + /* Commit graph config or default, does not cascade (simple) */ + repo_cfg_bool(r, "core.commitgraph", &r->settings.core_commit_graph, 1); + repo_cfg_int(r, "commitgraph.generationversion", &r->settings.commit_graph_generation_version, 2); + repo_cfg_bool(r, "commitgraph.readchangedpaths", &r->settings.commit_graph_read_changed_paths, 1); + repo_cfg_bool(r, "gc.writecommitgraph", &r->settings.gc_write_commit_graph, 1); + repo_cfg_bool(r, "fetch.writecommitgraph", &r->settings.fetch_write_commit_graph, 0); + + /* Boolean config or default, does not cascade (simple) */ + repo_cfg_bool(r, "pack.usesparse", &r->settings.pack_use_sparse, 1); + repo_cfg_bool(r, "core.multipackindex", &r->settings.core_multi_pack_index, 1); + repo_cfg_bool(r, "index.sparse", &r->settings.sparse_index, 0); + repo_cfg_bool(r, "index.skiphash", &r->settings.index_skip_hash, r->settings.index_skip_hash); + repo_cfg_bool(r, "pack.readreverseindex", &r->settings.pack_read_reverse_index, 1); + repo_cfg_bool(r, "pack.usebitmapboundarytraversal", + &r->settings.pack_use_bitmap_boundary_traversal, + r->settings.pack_use_bitmap_boundary_traversal); + repo_cfg_bool(r, "core.usereplacerefs", &r->settings.read_replace_refs, 1); + + /* + * The GIT_TEST_MULTI_PACK_INDEX variable is special in that + * either it *or* the config sets + * r->settings.core_multi_pack_index if true. We don't take + * the environment variable if it exists (even if false) over + * any config, as in most other cases. + */ + if (git_env_bool(GIT_TEST_MULTI_PACK_INDEX, 0)) + r->settings.core_multi_pack_index = 1; + + /* + * Non-boolean config + */ + if (!repo_config_get_int(r, "index.version", &value)) + r->settings.index_version = value; + + if (!repo_config_get_string_tmp(r, "core.untrackedcache", &strval)) { + int v = git_parse_maybe_bool(strval); + + /* + * If it's set to "keep", or some other non-boolean + * value then "v < 0". Then we do nothing and keep it + * at the default of UNTRACKED_CACHE_KEEP. + */ + if (v >= 0) + r->settings.core_untracked_cache = v ? + UNTRACKED_CACHE_WRITE : UNTRACKED_CACHE_REMOVE; + } + + if (!repo_config_get_string_tmp(r, "fetch.negotiationalgorithm", &strval)) { + int fetch_default = r->settings.fetch_negotiation_algorithm; + if (!strcasecmp(strval, "skipping")) + r->settings.fetch_negotiation_algorithm = FETCH_NEGOTIATION_SKIPPING; + else if (!strcasecmp(strval, "noop")) + r->settings.fetch_negotiation_algorithm = FETCH_NEGOTIATION_NOOP; + else if (!strcasecmp(strval, "consecutive")) + r->settings.fetch_negotiation_algorithm = FETCH_NEGOTIATION_CONSECUTIVE; + else if (!strcasecmp(strval, "default")) + r->settings.fetch_negotiation_algorithm = fetch_default; + else + die("unknown fetch negotiation algorithm '%s'", strval); + } + + /* + * This setting guards all index reads to require a full index + * over a sparse index. After suitable guards are placed in the + * codebase around uses of the index, this setting will be + * removed. + */ + r->settings.command_requires_full_index = 1; +} -- cgit v1.2.3